update: upload-gltf add a new model -> blocking

📦 Model
  ✅ model.gltf

.github/workflows/weekly-branch-promotions.yml

@@ -1,69 +0,0 @@
-name: 🔁 Weekly Branch Promotions
-
-on:
-  schedule:
-    - cron: "0 6 * * 1"
-  workflow_dispatch:
-
-permissions:
-  contents: read
-  pull-requests: write
-
-concurrency:
-  group: weekly-branch-promotions
-  cancel-in-progress: false
-
-jobs:
-  open-promotion-pr:
-    name: Open ${{ matrix.head }} → ${{ matrix.base }}
-    runs-on: ubuntu-latest
-    strategy:
-      fail-fast: false
-      matrix:
-        include:
-          - head: develop
-            base: design
-            title: "chore: merge develop into design"
-          - head: design
-            base: main
-            title: "chore: merge design into main"
-
-    steps:
-      - name: ⬇️ Checkout
-        uses: actions/checkout@v6
-        with:
-          fetch-depth: 0
-
-      - name: 🔁 Open promotion PR
-        env:
-          GH_TOKEN: ${{ github.token }}
-          BASE_BRANCH: ${{ matrix.base }}
-          HEAD_BRANCH: ${{ matrix.head }}
-          PR_TITLE: ${{ matrix.title }}
-        run: |
-          set -euo pipefail
-
-          git fetch origin "$BASE_BRANCH" "$HEAD_BRANCH"
-
-          if git merge-base --is-ancestor "origin/$HEAD_BRANCH" "origin/$BASE_BRANCH"; then
-            echo "No promotion needed: $BASE_BRANCH already contains $HEAD_BRANCH."
-            exit 0
-          fi
-
-          existing_pr="$(gh pr list \
-            --state open \
-            --base "$BASE_BRANCH" \
-            --head "$GITHUB_REPOSITORY_OWNER:$HEAD_BRANCH" \
-            --json number \
-            --jq '.[0].number // empty')"
-
-          if [ -n "$existing_pr" ]; then
-            echo "Promotion PR already open: #$existing_pr."
-            exit 0
-          fi
-
-          gh pr create \
-            --base "$BASE_BRANCH" \
-            --head "$HEAD_BRANCH" \
-            --title "$PR_TITLE" \
-            --body "Automated weekly promotion PR from \`$HEAD_BRANCH\` to \`$BASE_BRANCH\`."